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CIDR Range

66.180.152.0/21

Addresses
2,048
2.0K
Sub-ranges
4+
within this block
PTR Density
42.0%
860 of 2.0K IPs have PTR

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

76/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Ranges inside 66.180.152.0/21

Geolocation

First and last addresses in 66.180.152.0/21

66.180.152.0/21 runs from 66.180.152.0 to 66.180.159.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 66.180.128.0/19.

Announced prefix
Origin AS
Announcement samples
22,900
Last seen
2026-11-13 09:19:36

Frequently Asked Questions

What is 66.180.152.0/21?

66.180.152.0/21 is a CIDR network block containing 2,048 IPv4 addresses (from 66.180.152.0 to 66.180.159.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 66.180.152.0/21 network?

The 66.180.152.0/21 range is allocated to NetEnterprise Inc. and announced via AS11563 from United States.

Last updated: 2026-11-13 10:39:04 UTC
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